201121110211102 has 16 divisors (see below), whose sum is σ = 320703802635600. Its totient is φ = 94324647830400.

The previous prime is 201121110211039. The next prime is 201121110211181. The reversal of 201121110211102 is 201112011121102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26201287227 + ... + 26201294902.

It is an arithmetic number, because the mean of its divisors is an integer number (20043987664725).

Almost surely, 2^{201121110211102} is an apocalyptic number.

201121110211102 is a deficient number, since it is larger than the sum of its proper divisors (119582692424498).

201121110211102 is a wasteful number, since it uses less digits than its factorization.

201121110211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52402582251.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 201121110211102 its reverse (201112011121102), we get a palindrome (402233121332204).

The spelling of 201121110211102 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred ten million, two hundred eleven thousand, one hundred two".